Suction oral brush



FIG. 1 is a perspective view of a suction oral brush, showing the new design.

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevational view thereof, the right side elevational view being the mirror image of the left side elevational view;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a partial rear elevational view thereof, with portions removed for clarity.

In the drawings, the broken lines form no part of the claimed design. 

CLAIM The ornamental design for a suction oral brush, as shown and described. 